The main part of the Dog Block is
1. Pinion Wheel
2. Escapement Wheel
3. Ratchet Wheel
4. None of these
AOnly 1
BOnly 3
COnly 4
DOnly 2
Answer:
D. Only 2
Read Explanation:
Escapement Wheel in a Typewriter
- The Escapement Wheel is a critical component within the mechanism of a traditional typewriter.
- Its primary function is to regulate the movement of the carriage, ensuring that each character is spaced correctly on the page.
- The escapement mechanism works by allowing the carriage to advance one 'unit' of space after each key press and typebar strike.
- This controlled, step-by-step movement prevents the carriage from moving freely and haphazardly across the paper.
- The escapement wheel engages with other parts of the mechanism, such as the escapement lever, to control the release and engagement of the carriage's forward motion.
- This precise control is essential for typing legible text with uniform spacing between letters and words.
- Other options like the Pinion Wheel and Ratchet Wheel, while mechanical components, do not perform this specific function in the context of typewriter carriage control.
- The concept of escapement mechanisms is also found in clocks and watches, where it controls the release of energy from a mainspring or weight to the pendulum or balance wheel.
